CN112664608A - Equipment for testing photovoltaic module wet freezing test - Google Patents
Equipment for testing photovoltaic module wet freezing test Download PDFInfo
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- CN112664608A CN112664608A CN202011612012.1A CN202011612012A CN112664608A CN 112664608 A CN112664608 A CN 112664608A CN 202011612012 A CN202011612012 A CN 202011612012A CN 112664608 A CN112664608 A CN 112664608A
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- 238000012360 testing method Methods 0.000 title claims abstract description 117
- 230000008014 freezing Effects 0.000 title claims abstract description 55
- 238000007710 freezing Methods 0.000 title claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims description 18
- 230000000670 limiting effect Effects 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 2
- 230000003139 buffering effect Effects 0.000 abstract description 14
- 230000007774 longterm Effects 0.000 abstract description 7
- 238000013016 damping Methods 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000002633 protecting effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention provides equipment for testing a photovoltaic module wet freezing test. The device for testing the photovoltaic module wet freezing test comprises a wet freezing testing machine body; the base is arranged on the wet freezing testing machine body; the placing groove is formed in the top of the base; the four sliding rods are all slidably mounted at the bottom of the base, and the top ends of the four sliding rods all extend into the placing groove. The device for testing the photovoltaic module wet freezing test has the advantages that the device can play a multi-directional damping, buffering and protecting role on the testing machine, the buffering force of the side part can be adjusted, the testing machine can be effectively prevented from being vibrated and scratched in the clamping process, the vibration strength can be visually monitored, the screw can be adjustably reinforced and locked, the screw is effectively prevented from being loosened and incapable of being normally used due to long-term vibration, the protection is more comprehensive, and the service life of the testing machine is greatly prolonged.
Description
Technical Field
The invention relates to the technical field of photovoltaic module testing equipment, in particular to equipment for testing a photovoltaic module wet freezing test.
Background
The photovoltaic module wet freezing testing machine is mainly used for parameters and performances of a series of photovoltaic modules such as a crystalline silicon photovoltaic module for the ground, a film photovoltaic module for the ground and the like after the temperature environment of high-temperature, low-temperature, alternating-humidity-heat or constant test is changed; or the parameters and performance after the temperature environment of the constant damp-heat test is changed. The test box is wet to freeze and can produce vibrations at the during operation, but the test box is wet to freeze of current photovoltaic module does not possess buffering shock-absorbing structure, uses the back for a long time, and vibrations can influence the test box test result accuracy is wet to freeze of photovoltaic module, and long-time vibrations can make the test box internals of wet freezing of photovoltaic module produce not hard up easily moreover, have shortened the test box life that wets to freeze of photovoltaic module.
In the prior art, the moisture freezing environment test box for the photovoltaic module test is reasonable in structure, vibration generated during working of the moisture freezing test box for the photovoltaic module test is effectively buffered and adsorbed, and the service life of the moisture freezing test box is prolonged.
However, during testing, the damping and buffering protection function only can protect the testing machine from vertical vibration, and the left-right shaking cannot form buffering protection, so that the protection is not comprehensive; when the testing machine is used for testing, the testing machine can shake left, right, up and down, and the testing machine is clamped and clamped by the clamping plate, so that the testing machine is easy to scrape due to overlarge resistance when the testing machine shakes up and down; when the vibration damping device is used for buffering and protecting the up-and-down vibration, the vibration intensity cannot be intuitively monitored; and after long-term use, the threaded screw rod is easy to loosen and even break after long-term vibration, and cannot be used due to the fact that reinforcement is not carried out.
Therefore, there is a need to provide a new device for testing the photovoltaic module freeze-thaw test, which solves the above technical problems.
Disclosure of Invention
The invention solves the technical problem of providing the equipment for testing the photovoltaic module wet freezing test, which has the advantages that the tester can be subjected to multidirectional shock absorption and buffering protection effects, the buffering force of the side part can be adjusted, the scratch test machine can be effectively prevented during clamping, the vibration intensity can be visually monitored, the adjusting screw rod can be adjusted, reinforced and locked, the problem that the screw rod is loosened, even broken and cannot be used is effectively prevented, the protection is more comprehensive, and the service life of the tester is greatly prolonged.
In order to solve the technical problem, the device for testing the photovoltaic module wet freezing test provided by the invention comprises: a body of a wet freezing testing machine; the base is arranged on the wet freezing testing machine body; the placing groove is formed in the top of the base; the four sliding rods are all slidably mounted at the bottom of the base, and the top ends of the four sliding rods extend into the placing groove; the four first springs are movably sleeved on the four sliding rods respectively, and the bottom ends of the four first springs are fixedly arranged on the inner wall of the bottom of the placing groove; the placing plate is fixedly installed at the top ends of the four sliding rods, the bottom of the placing plate is fixedly connected with the top ends of the four first springs, and the bottom of the wet freezing testing machine body is in contact with the top of the placing plate; the four first sliding grooves are formed in the inner wall of the bottom of the placing groove; the four first sliding blocks are respectively installed in the four first sliding grooves in a sliding mode; one ends of the four second springs are fixedly installed on the inner wall of one side of the four first sliding grooves respectively, and the other ends of the four second springs are fixedly connected with the outer wall of one side of the four first sliding blocks respectively; the bottom ends of the four first supporting rods are hinged to the inner wall of the bottom of the placing groove, and the top ends of the four first supporting rods are hinged to the outer wall of one side of the corresponding first sliding block respectively; the top ends of the four second supporting rods are hinged to the bottom of the placing plate, and the bottom ends of the four second supporting rods are hinged to the outer wall of one side of the corresponding first sliding block respectively; four side wall buffer mechanisms, wherein the four side wall buffer mechanisms are all arranged on the base, any one side wall buffer mechanism comprises an accommodating groove, a second sliding block, a third spring, a screw rod, a push rod and a connecting block, the accommodating groove is formed in the inner wall of one side of the placing groove, the second sliding block is slidably arranged in the accommodating groove, the third sliding block is slidably arranged in the accommodating groove, one end of the third spring is fixedly arranged on the outer wall of one side of the second sliding block, the other end of the third spring is fixedly connected with the outer wall of one side of the third sliding block, the screw rod is in threaded installation on the outer wall of one side of the base, one end, close to the wet freezing tester body, of the screw rod extends into the accommodating groove and is rotatably connected with the outer wall of one side of the third sliding block, the push rod is fixedly arranged on the outer wall, close to the wet freezing tester body, of the second sliding block, one end of the push rod extends out of the containing groove, and the connecting block is fixedly arranged at one end of the push rod close to the wet freezing testing machine body;
the four gears are sleeved on the four screw rods respectively;
four reinforcement locking mechanism, four reinforcement locking mechanism all sets up on the base, and arbitrary one reinforcement locking mechanism includes limit groove, lead screw, lifter plate, cavity, counter roll, first awl tooth and second awl tooth, the limit groove is seted up on one side outer wall of base, the lead screw rotates to be installed the limit inslot, just the bottom of lead screw extends to outside the limit groove, lifter plate slidable mounting is in the limit inslot, just the lead screw runs through the lifter plate and with lifter plate threaded connection, the cavity is seted up in the base, the counter roll rotates to be installed on one side inner wall of cavity, just the one end that the wet freezing testing machine body was kept away from to the counter roll extends to outside the base, first awl tooth fixed mounting be in the counter roll is located the one end in the cavity, second awl tooth fixed mounting be in the bottom of lead screw, and the first bevel gear is meshed with the second bevel gear.
Preferably, the linking block is close to four pulleys are fixedly mounted on the outer wall of one side of the wet freezing testing machine body, and the pulleys are distributed in a rectangular shape.
Preferably, a rotating wheel is fixedly installed at one end of the screw rod, which is located outside the base.
Preferably, four dodging holes are formed in the bottom of the base, the number of the sliding rods is four, the dodging holes are respectively penetrated through four sliding rods, the inner walls of the dodging holes are connected in a sliding mode, and the bottom ends of the sliding rods are fixedly provided with stop blocks.
Preferably, four support legs are fixedly mounted at the bottom of the base and are distributed in a rectangular shape.
Preferably, the inner wall of one side of each of the four accommodating grooves is provided with a threaded hole, and the four screws respectively penetrate through the four threaded holes and are respectively screwed with the inner walls of the four threaded holes.
Preferably, two the second spout has all been seted up on the one side outer wall that first slider is close to each other, two equal slidable mounting has limit slide in the second spout, two the top of first branch respectively with two limit slide's one side outer wall is articulated mutually, and two the bottom of second branch respectively with two limit slide's one side outer wall is articulated mutually.
Preferably, a plurality of racks are fixedly mounted at the top of the lifting plate, and the racks are uniformly distributed.
Preferably, the top of the lifting plate is provided with a threaded hole, and the screw rod penetrates through the threaded hole and is screwed with the inner wall of the threaded hole.
Compared with the related art, the equipment for testing the photovoltaic module wet freezing test provided by the invention has the following beneficial effects:
the invention provides equipment for testing a photovoltaic module wet freezing test, which can realize the multi-directional damping and buffering protection effect on a testing machine through the mutual matching of a base, a placing groove, a sliding rod, a first spring, a placing plate, a second spring, a third spring, a screw rod, a connecting block and the like, the lateral part buffering force can be adjusted, the scratching testing machine can be effectively prevented during clamping, the vibration intensity can be visually monitored, the adjusting screw rod can be adjusted, reinforced and locked, the problem that the screw rod is loosened and even broken and cannot be used due to long-term vibration can be effectively prevented, the protection is more comprehensive, and the service life of the testing machine is greatly prolonged.
Drawings
FIG. 1 is a schematic structural diagram of an apparatus for testing a photovoltaic module in a freeze-thaw test according to a preferred embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of the portion B shown in FIG. 2;
FIG. 4 is a schematic side view of a lifter plate of the apparatus for testing a photovoltaic module for a freeze-thaw test provided by the present invention;
fig. 5 is a schematic top view of an apparatus for testing a photovoltaic module in a freeze-thaw test according to a preferred embodiment of the present invention.
Reference numbers in the figures: 1. a body of a wet freezing testing machine; 2. a base; 3. a placement groove; 4. a slide bar; 5. a first spring; 6. placing the plate; 7. a first chute; 8. a first slider; 9. a second spring; 10. a first support bar; 11. a second support bar; 12. a nano-groove; 13. a second slider; 14. a third slider; 15. a third spring; 16. a screw; 17. a push rod; 18. a joining block; 19. a gear; 20. a side groove; 21. a screw rod; 22. a lifting plate; 23. a chamber; 24. a fulcrum; 25. a first bevel gear; 26. and a second conical tooth.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1-5, fig. 1 is a schematic structural diagram of an apparatus for testing a photovoltaic module in a freeze-thaw test according to a preferred embodiment of the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; FIG. 3 is an enlarged view of the portion B shown in FIG. 2; FIG. 4 is a schematic side view of a lifter plate of the apparatus for testing a photovoltaic module for a freeze-thaw test provided by the present invention; fig. 5 is a schematic top view of an apparatus for testing a photovoltaic module in a freeze-thaw test according to a preferred embodiment of the present invention. The experimental equipment that wets of test photovoltaic module freezes includes: a wet freezing tester body 1; the base 2 is arranged on the wet freezing testing machine body 1; the placing groove 3 is formed in the top of the base 2; the four sliding rods 4 are all slidably mounted at the bottom of the base 2, and the top ends of the four sliding rods 4 extend into the placing groove 3; the four first springs 5 are respectively movably sleeved on the four sliding rods 4, and the bottom ends of the four first springs 5 are fixedly arranged on the inner wall of the bottom of the placing groove 3; the placing plate 6 is fixedly installed at the top ends of the four sliding rods 4, the bottom of the placing plate 6 is fixedly connected with the top ends of the four first springs 5, and the bottom of the wet freezing testing machine body 1 is in contact with the top of the placing plate 6; the four first sliding chutes 7 are all arranged on the inner wall of the bottom of the placing groove 3; the four first sliding blocks 8 are respectively installed in the four first sliding grooves 7 in a sliding manner; one end of each of the four second springs 9 is fixedly mounted on the inner wall of one side of each of the four first sliding grooves 7, and the other end of each of the four second springs 9 is fixedly connected with the outer wall of one side of each of the four first sliding blocks 8; the bottom ends of the four first supporting rods 10 are hinged to the inner wall of the bottom of the placing groove 3, and the top ends of the four first supporting rods 10 are hinged to the outer wall of one side of the corresponding first sliding block 8 respectively; the top ends of the four second supporting rods 11 are hinged to the bottom of the placing plate 6, and the bottom ends of the four second supporting rods 11 are hinged to the outer wall of one side of the corresponding first sliding block 8; four side wall buffer mechanisms, four side wall buffer mechanisms are all arranged on the base 2, any one of the side wall buffer mechanisms comprises an accommodating groove 12, a second sliding block 13, a third sliding block 14, a third spring 15, a screw rod 16, a push rod 17 and a connecting block 18, the accommodating groove 12 is arranged on the inner wall of one side of the placing groove 3, the second sliding block 13 is slidably arranged in the accommodating groove 12, the third sliding block 14 is slidably arranged in the accommodating groove 12, one end of the third spring 15 is fixedly arranged on the outer wall of one side of the second sliding block 13, the other end of the third spring 15 is fixedly connected with the outer wall of one side of the third sliding block 14, the screw rod 16 is threadedly arranged on the outer wall of one side of the base 2, and one end of the screw rod 16, which is close to the moisture freezing testing machine body 1, extends into the accommodating groove 12 and is rotatably connected with the outer wall of one side of the third sliding block 14, the push rod 17 is fixedly installed on the outer wall of one side, close to the body 1, of the second slide block 13, one end of the push rod 17 extends out of the containing groove 12, and the connecting block 18 is fixedly installed on one end, close to the body 1, of the push rod 17;
the four gears 19 are sleeved on the four screw rods 16 respectively;
four reinforcing and locking mechanisms, four reinforcing and locking mechanisms are all arranged on the base 2, any one reinforcing and locking mechanism comprises an edge groove 20, a screw rod 21, a lifting plate 22, a cavity 23, a support shaft 24, a first bevel gear 25 and a second bevel gear 26, the edge groove 20 is arranged on the outer wall of one side of the base 2, the screw rod 21 is rotatably arranged in the edge groove 20, the bottom end of the screw rod 21 extends out of the edge groove 20, the lifting plate 22 is slidably arranged in the edge groove 20, the screw rod 21 penetrates through the lifting plate 22 and is in threaded connection with the lifting plate 22, the cavity 23 is arranged in the base 2, the support shaft 24 is rotatably arranged on the inner wall of one side of the cavity 23, one end, far away from the wet freezing testing machine body 1, of the support shaft 24 extends out of the base 2, the first bevel gear 25 is fixedly arranged at one end, located in the cavity 23, of the support shaft 24, the second conical teeth 26 are fixedly arranged at the bottom end of the screw rod 21, and the first conical teeth 25 are meshed with the second conical teeth 26.
The connecting block 18 is close to four pulleys fixedly mounted on the outer wall of one side of the wet freezing testing machine body 1, and the four pulleys are distributed in a rectangular shape.
And a rotating wheel is fixedly arranged at one end of the screw rod 16 positioned outside the base 2.
Four dodge holes are opened to the bottom of base 2, four slide bar 4 runs through four respectively dodge the hole and with four dodge the inner wall sliding connection in hole, and four the equal fixed mounting in bottom of slide bar 4 has the dog.
The bottom of base 2 is fixed mounting has four landing legs, and four the landing leg is the rectangle and distributes.
Four threaded holes are formed in the inner wall of one side of each accommodating groove 12, and the four screw rods 16 penetrate through the four threaded holes respectively and are screwed with the inner walls of the four threaded holes respectively.
Two the spout has all been seted up on the one side outer wall that first slider 8 is close to each other, two equal slidable mounting has limiting slide block, two in the spout the top of first branch 10 respectively with two limiting slide block's one side outer wall is articulated mutually, and two the bottom of second branch 11 respectively with two limiting slide block's one side outer wall is articulated mutually.
The top of lifter plate 22 all fixed mounting have a plurality of racks, and is a plurality of the rack is evenly distributed.
The top of the lifting plate 22 is provided with a threaded hole, and the screw rod 21 penetrates through the threaded hole and is screwed with the inner wall of the threaded hole.
The working principle of the equipment for testing the photovoltaic module wet freezing test provided by the invention is as follows:
when the device is used, the four connecting blocks 18 are pulled back, the extrusion push rod 17 drives the second sliding block 13 to extrude the third spring 15 to compress and store energy, the wet freezing testing machine body 1 is placed on the placing plate 6, then the connecting blocks 18 are loosened, the third spring 15 releases the stored energy, the connecting blocks 18 reset, meanwhile, the four pulleys on the connecting blocks 18 are respectively contacted with the side wall of the wet freezing testing machine body 1, then the rotating wheel is rotated to drive the screw rod 16 to precess to drive the third sliding block 14 to move, the third sliding block 14 moves to extrude the third spring 15 to store energy, the buffering force can be adjusted by rotating the rotating wheel to precess according to actual needs, the shorter the distance between the second sliding block 13 and the third sliding block 14 is, the larger the stored energy of the third spring 15 is, and the tighter the transverse clamping force is;
meanwhile, when the wet freezing testing machine body 1 is placed on the placing plate 6, the four first springs 5 can be extruded to compress and store energy, the four sliding rods 4 slide downwards, the four first supporting rods 10 and the four second supporting rods 11 are extruded to synchronously push the four first sliding blocks 8 to move, the four first sliding blocks 8 move to extrude the second springs 9 to compress and store energy until the wet freezing testing machine body 1 does not shake any more, at the moment, a test can be carried out, by observing the length of the four sliding rods 4 extending out, the vibration strength can be visually detected, the wet freezing testing machine body 1 is protected in all directions, the damping effect is good, the buffering protection is comprehensive, the clamping force can be adjusted, the pulleys can move up and down during up-down vibration, and the wet freezing testing machine body 1 cannot be scratched;
when long-term vibration, the screw 16 may become loose, so that clamping is not loose and cannot be normal, at the moment, the screw 16 can be reinforced and locked in an adjustable mode, the fulcrum shaft 24 is rotated, the fulcrum shaft 24 rotates to drive the first bevel gear 25 to rotate, the first bevel gear 25 rotates to drive the second bevel gear 26 to rotate, the second bevel gear 26 rotates to drive the screw 21 to rotate, the screw 21 rotates to drive the lifting plate 22 to ascend, a plurality of racks ascending to the lifting plate 22 are meshed with the gear 19, at the moment, the screw 16 is locked, after long-term vibration, the screw 16 cannot rotate due to looseness, so that the adjusting force and limiting effect cannot be started, meanwhile, the screw 16 is further reinforced, and the operation is more stable.
Compared with the related art, the equipment for testing the photovoltaic module wet freezing test provided by the invention has the following beneficial effects:
the invention provides equipment for testing a photovoltaic module wet freezing test, which can realize the multi-directional damping, buffering and protecting effect on a testing machine through the mutual matching of a base 2, a placing groove 3, a sliding rod 4, a first spring 5, a placing plate 6, a second spring 9, a third spring 15, a screw 16, a connecting block 18 and the like, has adjustable side buffering force, can effectively prevent a scratching testing machine during clamping, can visually monitor the vibration strength, can adjust, reinforce and lock the adjusting screw 16, effectively prevents the problem that the screw 16 is loosened or even broken and cannot be used due to long-term vibration, is more comprehensive in protection, and greatly prolongs the service life of the testing machine.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. The utility model provides a test photovoltaic module wet freeze experimental equipment which characterized in that includes:
a body of a wet freezing testing machine;
the base is arranged on the wet freezing testing machine body;
the placing groove is formed in the top of the base;
the four sliding rods are all slidably mounted at the bottom of the base, and the top ends of the four sliding rods extend into the placing groove;
the four first springs are movably sleeved on the four sliding rods respectively, and the bottom ends of the four first springs are fixedly arranged on the inner wall of the bottom of the placing groove;
the placing plate is fixedly installed at the top ends of the four sliding rods, the bottom of the placing plate is fixedly connected with the top ends of the four first springs, and the bottom of the wet freezing testing machine body is in contact with the top of the placing plate;
the four first sliding grooves are formed in the inner wall of the bottom of the placing groove;
the four first sliding blocks are respectively installed in the four first sliding grooves in a sliding mode;
one ends of the four second springs are fixedly installed on the inner wall of one side of the four first sliding grooves respectively, and the other ends of the four second springs are fixedly connected with the outer wall of one side of the four first sliding blocks respectively;
the bottom ends of the four first supporting rods are hinged to the inner wall of the bottom of the placing groove, and the top ends of the four first supporting rods are hinged to the outer wall of one side of the corresponding first sliding block respectively;
the top ends of the four second supporting rods are hinged to the bottom of the placing plate, and the bottom ends of the four second supporting rods are hinged to the outer wall of one side of the corresponding first sliding block respectively;
four side wall buffer mechanisms, wherein the four side wall buffer mechanisms are all arranged on the base, any one side wall buffer mechanism comprises an accommodating groove, a second sliding block, a third spring, a screw rod, a push rod and a connecting block, the accommodating groove is formed in the inner wall of one side of the placing groove, the second sliding block is slidably arranged in the accommodating groove, the third sliding block is slidably arranged in the accommodating groove, one end of the third spring is fixedly arranged on the outer wall of one side of the second sliding block, the other end of the third spring is fixedly connected with the outer wall of one side of the third sliding block, the screw rod is in threaded installation on the outer wall of one side of the base, one end, close to the wet freezing tester body, of the screw rod extends into the accommodating groove and is rotatably connected with the outer wall of one side of the third sliding block, the push rod is fixedly arranged on the outer wall, close to the wet freezing tester body, of the second sliding block, one end of the push rod extends out of the containing groove, and the connecting block is fixedly arranged at one end of the push rod close to the wet freezing testing machine body;
the four gears are sleeved on the four screw rods respectively;
four reinforcement locking mechanism, four reinforcement locking mechanism all sets up on the base, and arbitrary one reinforcement locking mechanism includes limit groove, lead screw, lifter plate, cavity, counter roll, first awl tooth and second awl tooth, the limit groove is seted up on one side outer wall of base, the lead screw rotates to be installed the limit inslot, just the bottom of lead screw extends to outside the limit groove, lifter plate slidable mounting is in the limit inslot, just the lead screw runs through the lifter plate and with lifter plate threaded connection, the cavity is seted up in the base, the counter roll rotates to be installed on one side inner wall of cavity, just the one end that the wet freezing testing machine body was kept away from to the counter roll extends to outside the base, first awl tooth fixed mounting be in the counter roll is located the one end in the cavity, second awl tooth fixed mounting be in the bottom of lead screw, and the first bevel gear is meshed with the second bevel gear.
2. The apparatus for testing the moisture freezing test of the photovoltaic module according to claim 1, wherein four pulleys are fixedly mounted on the outer wall of one side of the joining block close to the moisture freezing tester body, and the four pulleys are distributed in a rectangular shape.
3. The apparatus for testing the photovoltaic module wet freeze test according to claim 1, wherein a runner is fixedly installed at one end of the screw rod located outside the base.
4. The device for testing the photovoltaic module wet freezing test according to claim 1, wherein four avoiding holes are formed in the bottom of the base, the four sliding rods respectively penetrate through the four avoiding holes and are in sliding connection with the inner walls of the four avoiding holes, and stop blocks are fixedly mounted at the bottom ends of the four sliding rods.
5. The apparatus for testing the photovoltaic module wet freeze test according to claim 1, wherein four legs are fixedly installed at the bottom of the base, and the four legs are distributed in a rectangular shape.
6. The apparatus for testing the photovoltaic module wet freezing test according to claim 1, wherein the four accommodating grooves are provided with threaded holes on the inner wall of one side, and the four screws respectively penetrate through the four threaded holes and are respectively screwed with the inner walls of the four threaded holes.
7. The device for testing the moisture freezing test of the photovoltaic module according to claim 1, wherein the two first sliding blocks are provided with second sliding grooves on the outer wall of one side, close to each other, of the two first sliding blocks, the two second sliding grooves are internally and slidably provided with limiting sliding blocks, the top ends of the two first supporting rods are respectively hinged with the outer wall of one side of the two limiting sliding blocks, and the bottom ends of the two second supporting rods are respectively hinged with the outer wall of one side of the two limiting sliding blocks.
8. The apparatus for testing the photovoltaic module wet freezing test according to claim 1, wherein a plurality of racks are fixedly mounted on the top of the lifting plate, and the racks are uniformly distributed.
9. The device for testing the photovoltaic module wet freezing test according to claim 1, wherein a threaded hole is formed in the top of the lifting plate, and the screw rod penetrates through the threaded hole and is screwed with the inner wall of the threaded hole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612012.1A CN112664608B (en) | 2020-12-30 | 2020-12-30 | Test photovoltaic module freezes experimental equipment wetly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011612012.1A CN112664608B (en) | 2020-12-30 | 2020-12-30 | Test photovoltaic module freezes experimental equipment wetly |
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| CN112664608A true CN112664608A (en) | 2021-04-16 |
| CN112664608B CN112664608B (en) | 2024-05-28 |
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